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Modifications of the intestinal wall the surface area for absorption?
Villi Microvilli Plicae Circulares
What are the plicae circulares used for?
Plicae circulares are folds in the small intestine that increase surface area for nutrient absorption. They help to slow down the movement of food and increase contact with the intestinal wall for efficient absorption of nutrients.
Are plicae circulares the same as circular folds?
Yes.
What are the inner folds of the small intestine called?
They are called "plicae circulares"
What are the deep folds of the mucosa and submucosa that extend completely around the circumference of the small intestine?
Circular fold (plicae circulares)
What two digestive processes occur in small intestine?
plicae circulares and peristalsis
Which term doesn't belong villi plicae circulares rugae or microvilli?
rugae
What is the functions of plicae circulares?
The plicae circulares slow down the food passing along the intestines. Because of their shape there is an increase in the surface area between the food and the walls on the intestines which allows more efficient absorption of nutrients from the chyme - the stuff that comes from the stomach.
What are Folds in the small intestine called?
permanent folds are called plicae circulares temporary folds are called rugae.
What are the structural modifications of the small intestine to increase surface area?
villi, microvilli, and plicae circulares/circularbfolds
What is plicae circularis?
Plicae circulares is a term used to describe permanent folds of mucous inside of the small intestine. These folds are within the membranes and are only in the lower part of the duodenum and jejunum.
What are projections that cover the folds of the small intestines are called?
rugae It's not rugae - for stomach. Small intestine wall is plicae circulares.
